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4. INVENTORY (Tables)
3 Months Ended
May 31, 2019
Inventory Tables  
Inventory

 

   

November 30,

2017

   

February 28,

2017

 
Raw materials   $ 716,182     $ 1,034,406  
Finished goods     259,191       387,465  
  Net inventory   $ 975,373     $ 1,421,871